Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 20
) o o SECTION. Corrugated reflector surface.Plain reflector surface. Elevation. Fig. 1.—Details of overhead reflectors for platform ligliling in tlie Queen Peoples Palace. Hall, -6 9 ^-- -6 9- --6 9 - - -?r CURTAIM 375 … 0) ioo I (3^ lOO I (e^-^-^^-^^ -^ ^-^ ^-^ CURTAIN Fig. 2.—Plan of stage in the QueensHall. Peoples Palace. Showingdistribution of illumination in ft.-candles due to the four overheadreflectors, measured in n horizontalphiiic at a height of 3 ft. above thefloor. (The illumination at each spot is…
Lighting
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